The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 2026
Filed:
Mar. 11, 2022
Applicant:
Nsk Ltd., Tokyo, JP;
Inventor:
Seiji Ichida, Maebashi, JP;
Assignee:
NSK LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 57/00 (2012.01); F16D 1/072 (2006.01); F16D 1/08 (2006.01); H02K 7/116 (2006.01); B62D 5/04 (2006.01);
U.S. Cl.
CPC ...
F16D 1/072 (2013.01); F16D 1/0858 (2013.01); F16H 57/0025 (2013.01); H02K 7/1166 (2013.01); B62D 5/0454 (2013.01);
Abstract
An assembly of a gear and rotating shaft, comprising: a gear having teeth on an outer peripheral surface thereof, and a center hole penetrating in an axial direction through a center portion thereof; and a rotating shaft including a serrated shaft portion having a male serration portion on an outer peripheral surface thereof and press-fitted into the center hole, and a guide shaft portion provided adjacent to one side in the axial direction of the serrated shaft portion and having an outer diameter capable of being internally fitted in the center hole with a clearance fit.